/////////////////////////////////////////////////////////////////////////////
// Main UI function.
// op = 0 ==> run common font dialog
// op < 0 ==> font size smaller
// op < 0 ==> font size bigger
//
// Returns zBOOL, whether changed or not, and CFont has new font.
//
zBOOL
ZFontUI::OnChangeFont( CFont& font, int op, CWnd *pWnd, DWORD dwFlags )
{
ASSERT( font.m_hObject );
if ( op == 0 )
{
// Run common font dialog
LOGFONT logfont;
font.GetLogFont( &logfont );
CFontDialog dlg( &logfont, dwFlags, 0, pWnd );
dlg.m_cf.nSizeMin = m_nFontPtSizeMin;
dlg.m_cf.nSizeMax = m_nFontPtSizeMax;
if ( dlg.DoModal( ) != IDOK )
return( FALSE );
// Change the font
font.DeleteObject( );
return( font.CreateFontIndirect( &logfont ) );
}
// Grow or shrink
CWindowDC dc( 0 ); // use screen DC
int pts = GetFontPointSize( font, dc ); // get point size
pts = GrowFontSize( pts, op ); // grow ( or shrink )
if ( pts < m_nFontPtSizeMin || pts > m_nFontPtSizeMax )
return( FALSE );
return( SetFontPointSize( font, dc, pts ) );
}
HRESULT CLCDText::Initialize()
{
m_hFont = (HFONT) GetStockObject(DEFAULT_GUI_FONT);
if(NULL != m_hFont)
{
SetFontPointSize(DEFAULT_POINTSIZE);
}
return (NULL != m_hFont) ? S_OK : E_OUTOFMEMORY;
}
bool CTransform::SetScale(float scale)
{
if (m_scale != scale)
{
m_scale = scale;
SetFontPointSize((int)(ceil(DEFAULT_FONT_SIZE * m_scale)));
MakeComposite();
return true;
}
return false;
}
HRESULT CLCDStreamingText::Initialize(void)
{
m_eState = STATE_DELAY;
m_dwStartDelay = 2000;
m_dwSpeed = 7;
m_dwStepInPixels = 7;
m_dwLastUpdate = 0;
m_dwEllapsedTime = 0;
m_dwLastUpdate = GetTickCount();
m_bRecalcExtent = FALSE;
m_pQueueHead = NULL;
m_fFractDistance = 0.0f;
m_hFont = (HFONT) GetStockObject(DEFAULT_GUI_FONT);
if(NULL != m_hFont)
{
SetFontPointSize(DEFAULT_POINTSIZE);
}
return CLCDCollection::Initialize();
}
